diff options
Diffstat (limited to 'spec/ruby/core/nil/rationalize_spec.rb')
| -rw-r--r-- | spec/ruby/core/nil/rationalize_spec.rb | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/spec/ruby/core/nil/rationalize_spec.rb b/spec/ruby/core/nil/rationalize_spec.rb new file mode 100644 index 0000000000..1292cfd250 --- /dev/null +++ b/spec/ruby/core/nil/rationalize_spec.rb @@ -0,0 +1,16 @@ +require File.expand_path('../../../spec_helper', __FILE__) + +describe "NilClass#rationalize" do + it "returns 0/1" do + nil.rationalize.should == Rational(0, 1) + end + + it "ignores a single argument" do + nil.rationalize(0.1).should == Rational(0, 1) + end + + it "raises ArgumentError when passed more than one argument" do + lambda { nil.rationalize(0.1, 0.1) }.should raise_error(ArgumentError) + lambda { nil.rationalize(0.1, 0.1, 2) }.should raise_error(ArgumentError) + end +end |